ECU upgrade is a plug-n-play device that is a secondary unit for the control unit

Easy bolt-on installation with perfect fit.

Fabspeed Performance Package, Includes Maxflo Mufflers with Tips, Headers with Sport Cats, High Flow Air Filters and ECU Upgrade.
Fabspeed Maxflo performance systems add sports car sound, are Dyno-tested and are Street and Track proven. All Fabspeed systems are polished to a mirror show car shine for ultimate quality and appearance.